1527535979 has 2 divisors, whose sum is σ = 1527535980. Its totient is φ = 1527535978.

The previous prime is 1527535957. The next prime is 1527535993. The reversal of 1527535979 is 9795357251.

It is a strong prime.

It is an emirp because it is prime and its reverse (9795357251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1527535979 - 2¹⁶ = 1527470443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1527535979.

It is not a weakly prime, because it can be changed into another prime (1527535939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 763767989 + 763767990.

It is an arithmetic number, because the mean of its divisors is an integer number (763767990).

Almost surely, 2^1527535979 is an apocalyptic number.

1527535979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1527535979 is an equidigital number, since it uses as much as digits as its factorization.

1527535979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2976750, while the sum is 53.

The square root of 1527535979 is about 39083.7047757758. The cubic root of 1527535979 is about 1151.6764406364.

The spelling of 1527535979 in words is "one billion, five hundred twenty-seven million, five hundred thirty-five thousand, nine hundred seventy-nine".